Door construction
United States Patent 3186528

Inventors:
Bohnsack, John A.
Publication Date:
06/01/1965
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Assignee:
E F HAUSERMAN COMPANY
Primary Class:
International Classes:
E06B3/82
US Patent References:
2664181Hollow metal door construction
2664182Sheet metal door construction
2665781Metallic door construction
2696279Steel door construction
2718287Fire-proof building construction unit
2867856Panel construction and assembly
2893070Adjustable weather-stripped door jamb
2948366Metal door structure